Servo information write method, data storage device, and programs
US7133237B2 · kind B2 · utility
11Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2003 |
| Grant date | Nov 7, 2006 |
| Priority date | — |
| Expiry date | Jun 24, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/59633
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The read/write offset between the read head and write head is used to determine the head width ratio between the read head width and write head width. The servo information is written onto the magnetic disk in accordance with the APC value and track pitch that are derived from the determined head with ratio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.